<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>Document</title>
	</head>
	<body>
		<button>本地存储</button>
		<script>
			const button = document.querySelector("button");
			button.addEventListener("click", () => {
				window.localStorage.setItem(
					"sampleList",
					JSON.stringify({
						test: "你好",
						date: Date.now(),
					})
				);
			});
		</script>
	</body>
</html>
